On the base of fluorescence quantum yield and lifetime measurement, the rate constants of radiation decay and non radiation decay of this compound were calculated.
在测定其荧光寿命及荧光量子产率基础上计算出它们的辐射及非辐射衰变速度常数。
The quantum yield and lifetime of the triplet states of three kinds of phthalocyanines were measured, and results showed agree with the photodynamic therapeutical effects.
对三种酞菁配合物的三线态量子产率和寿命进行测定，结果与它们对人肝癌细胞的光动力杀伤作用相关联。
A hypothetical particle postulated to be the quantum of gravitational interaction and presumed to have an indefinitely long lifetime, zero electric charge, and zero rest mass.
引力微子一种假想粒子，被假定为引力相互作用的量子，并被推测为具有。
A hypothetical particle postulated to be the quantum of gravitational interaction and presumed to have an indefinitely long lifetime, zero electric charge, and zero rest mass.
引力微子一种假想粒子，被假定为引力相互作用的量子，并被推测为具有。
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